﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using Wwtfly.BBS.BackModels.Models.Users;
using Wwtfly.Utility;
using Wwtfly.BBS.BackBLL.Users;
using System.IO;

namespace Wwtfly.BBS.ForeApplication.WebForm.users
{
    public partial class UserInfo : System.Web.UI.Page
    {
        protected  UsersModel usermd = null;
        protected void Page_Load(object sender, EventArgs e)
        {
             if (!IsPostBack)
            {
                LoadUsermsg();
               
            }
        }

        private void LoadUsermsg()
        {
            if (Session[LoginUserUtil.LOGIN_USER] != null)
            {
                usermd = Session[LoginUserUtil.LOGIN_USER] as UsersModel;
                this.userid.Value = usermd.Id.ToString();
                this.UsersName.Text = usermd.UserName;
                this.UsersColourMoney.Text = usermd.UserColourMoney.ToString();
                this.UsersIntegral.Text = usermd.UserIntegral.ToString();
                this.truesName.Value = usermd.TrueName;
                this.UserEmail.Value = usermd.UserEmail;
                this.UserMobile.Value = usermd.UserMobile;
                this.UserQQs.Value = usermd.UserQQ;
                string userstrImg = usermd.UserImgUrl;
                if (userstrImg != null && userstrImg != "")
                {
                    this.userImg.Src = "images/expertImg/x_" + userstrImg;
                }
            }
        }

        protected void Button1_Click(object sender, EventArgs e)
        {
       
                string uid = this.userid.Value;
                if (uid == "")
                {
                    uid = "0";
                }
                if (uid != "0")
                {
                    UsersModel usermds = new UsersModel();
                    usermds.Id = int.Parse(uid);
                    usermds.TrueName = this.truesName.Value;
                    usermds.UserEmail = this.UserEmail.Value;
                    usermds.UserMobile = this.UserMobile.Value;
                    usermds.UserQQ = this.UserQQs.Value;
                    usermds.UserImgUrl = this.HiddenImgName.Value;

                    if (UsersBLL.UpdateUserMsg(usermds))
                    {
                        Response.Write("<script>alert('保存成功！');</script>");
                        LoadUsermsg();
                    }
                    else
                    {
                        Response.Write("<script>alert('系统繁忙...保存失败！');</script>");
                    }
                }
        }
        /// <summary>
        /// 上传图片
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Button2_Click(object sender, EventArgs e)
        {
            if (FileUpload1.HasFile)
            {
                string fileContentType = FileUpload1.PostedFile.ContentType;
                if (fileContentType == "image/bmp" || fileContentType == "image/gif" || fileContentType == "image/pjpeg")
                {
                    string name = FileUpload1.PostedFile.FileName; // 客户端文件路径
                    FileInfo file = new FileInfo(name);
                    string fileName = file.Name; // 文件名称
                    string fileName_s = "x_" + file.Name; // 缩略图文件名称
                    string webFilePath = Server.MapPath("images/expertImg/" + fileName); // 服务器端文件路径
                    string webFilePath_s = Server.MapPath("images/expertImg/" + fileName_s);　　// 服务器端缩略图路径

                    if (!File.Exists(webFilePath))
                    {
                        try
                        {
                            FileUpload1.SaveAs(webFilePath); // 使用 SaveAs 方法保存文件

                            MakeThumbnail(webFilePath, webFilePath_s, 130, 130, "Cut"); // 生成缩略图方法
                            Label1.Text = "提示：文件“" + fileName + "”成功上传，并生成“" + fileName_s + "” 缩略图，文件类型为：" + FileUpload1.PostedFile.ContentType + "，文件大小为："+ FileUpload1.PostedFile.ContentLength + "B";
                            this.HiddenImgName.Value = fileName;
                            this.userImg.Src = "images/expertImg/" + fileName_s;
                        }
                        catch (Exception ex)
                        {
                            Label1.Text = "提示：文件上传失败，失败原因：" + ex.Message;
                        }
                    }
                    else
                    {
                        Label1.Text = "提示：文件已经存在，请重命名后上传";
                    }
                }
                else
                {
                    Label1.Text = "提示：文件类型不符";
                }
            }
        }
        public static void MakeThumbnail(string originalImagePath, string thumbnailPath, int width, int height, string mode)
        {
            System.Drawing.Image originalImage = System.Drawing.Image.FromFile(originalImagePath);

            int towidth = width;
            int toheight = height;

            int x = 0;
            int y = 0;
            int ow = originalImage.Width;
            int oh = originalImage.Height;

            switch (mode)
            {
                case "HW"://指定高宽缩放（可能变形） 
                    break;
                case "W"://指定宽，高按比例 
                    toheight = originalImage.Height * width / originalImage.Width;
                    break;
                case "H"://指定高，宽按比例
                    towidth = originalImage.Width * height / originalImage.Height;
                    break;
                case "Cut"://指定高宽裁减（不变形） 
                    if ((double)originalImage.Width / (double)originalImage.Height > (double)towidth / (double)toheight)
                    {
                        oh = originalImage.Height;
                        ow = originalImage.Height * towidth / toheight;
                        y = 0;
                        x = (originalImage.Width - ow) / 2;
                    }
                    else
                    {
                        ow = originalImage.Width;
                        oh = originalImage.Width * height / towidth;
                        x = 0;
                        y = (originalImage.Height - oh) / 2;
                    }
                    break;
                default:
                    break;
            }

            //新建一个bmp图片
            System.Drawing.Image bitmap = new System.Drawing.Bitmap(towidth, toheight);

            //新建一个画板
            System.Drawing.Graphics g = System.Drawing.Graphics.FromImage(bitmap);

            //设置高质量插值法
            g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.High;

            //设置高质量,低速度呈现平滑程度
            g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;

            //清空画布并以透明背景色填充
            g.Clear(System.Drawing.Color.Transparent);

            //在指定位置并且按指定大小绘制原图片的指定部分
            g.DrawImage(originalImage, new System.Drawing.Rectangle(0, 0, towidth, toheight),
            new System.Drawing.Rectangle(x, y, ow, oh),
            System.Drawing.GraphicsUnit.Pixel);

            try
            {
                //以jpg格式保存缩略图
                bitmap.Save(thumbnailPath, System.Drawing.Imaging.ImageFormat.Jpeg);
            }
            catch (System.Exception e)
            {
                throw e;
            }
            finally
            {
                originalImage.Dispose();
                bitmap.Dispose();
                g.Dispose();
            }
        }


       
    }
}